Inventor · disambiguated record
Charles M. Philo
Also filed as: PHILO CHARLES M · PHILO CHARLES MICHAEL
5 granted patents·122 citations·filing 1987–1999
83Inventor score
Top patents by PatentIndex Score
5 records- 0183US5273005AEnlarged shaft roller lifter with retention meansGEN MOTORS CORP·Filed 1993·Granted Dec 28, 1993·46 cites·12 claims
- 0271US5520144AValve actuation assemblyGEN MOTORS CORP·Filed 1995·Granted May 28, 1996·25 cites·3 claims
- 0361US5775275AValve lifterGEN MOTORS CORP·Filed 1996·Granted Jul 7, 1998·18 cites·1 claims
- 0457US6148780AHydraulic element assemblyDELPHI TECH INC·Filed 1999·Granted Nov 21, 2000·17 cites·6 claims
- 0556US4724805AEngine valve train moduleGEN MOTORS CORP·Filed 1987·Granted Feb 16, 1988·16 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →